Luxsoft · Luxcal Web Calendar · CVE-2021-45914
**Name of the Vulnerable Software and Affected Versions**
LuxSoft LuxCal Web Calendar versions prior to 5.2.0
**Description**
An unauthenticated attacker can manipulate a POST request, allowing the attacker's session to be authenticated as any registered LuxCal user, including the site administrator.
**Recommendations**
For versions prior to 5.2.0, update to version 5.2.0 or later to resolve the issue.